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1 ■■■ 1 







66599-06 
4 



SYM 


REVISIONS 


APPROVED 


■ ■■„ M 








- 1 



1.3.1 



/-l-/-y rZ-/-/ 



BOARD I 

CONTROL LOGIC 

COMPONENT SIDE (TVR) 

~U I II f 

.1 1,2.1 



2-3-1 



BOARD 2 
PF F, 5FF, TFF,MFF 



,6-9-r 



6-1-/ 



INNER 5 IDES OF BD.6 
3 

6-8- 1 *o 



4--I-/— t r — 5-1-1 



2 



\ 



6-7-/ 



BOARD G MOTHER BOARD 
i-2-i /-Z-2-/ 

4.-2 -l-i r-5-z -l 



1^ 



jd 6-5-/ 



13 



2-2-1 



6-3-/- 



\ 'I 



A NSST 

B Y5 5T 

C LNRUN 

D LSC4 

E LSTO 

F LRDR 

H -Z.4V 

J LSR5 

K ROM CLK 

L F.F. CLK. 

M TPA 
N 
P 
K 

5 GND 



1 NSST 

2 YSST 

3 LNRUM 
4- LSC4- 

5 LSTO 

6 L RDR 

7 -2-4V 

8 LSR5 

9 ROM CLK. 

10 EE CLK 

11 TPA 
12 

13 
14 

15 GND 



CO/?F DKll/EJ?S 



BCAKD 4-, 

5/A INHIBIT T/O, BUFFERS, 
CORE' 



#2-1- I 



/3-I -I 



13-2-1 



BOARD 12 . ROM DRIVfcR BQ 



4--I-I 



BD. 13 
5. A. 

5 A- 63 



BOARD II i 
ROM DATA Bd! 
(CIRCUIT SIDE) 



BD. I A- 

5. A. 



2. PLl 



BOARD 3, 
A -IS 

lc-2-4 

o /?o/f. a*. 

E FP.CLK 
F T+S 
H K4S" 

x Lf?on 

« F4iT 

L \\MOZZOI 

M XG ZZ2.O0 

/? iCZZZI\ 
S E52-F34- 

tyczzzoi 
uyczzzio 

V 

x Ycoonz 

y YCDI I 2 2 
2- YCOIDZZ 



Plug* j 

I */ff 

3 -2-4 

" PF (2LK 
J-45 - 
A. 4-iT 

F4-S- 

YVJO2Z0I 
YCZZZOO 
F^Z F34- 



7 

8 

// 
/2 
IS 

it Ytzzzi\ 

15 E5Z F34 

lb YC2Z20I 
17 YC222IO 
19 

1 7 vc 0O01Z 

2.0 YCaOii^ 

2.1 YCOIIZZ 
22 YC OIOZ2 



14.1-1 



BOARD 5 
BFF, C FF , WFF, EPF 



AS5V 7 



5-1-1 
8-1-1 



-5-Z-i 



~ ILj BOARD 8 
EXPAND e SYNC. RIGHT SIDE 



6-5-1 




14-1 -/ 



.9 -I -J 



BOARD 9 
QUAL. KRROR LAMP LEFT SIDE 
6-2-1 6- /-I 6-3-/ 



r 



3 



/3-2-/ 



/3-M 



NOTES: /. "ALL PLUGS ARE NUMBERED , SOCKETS ARE REFERRED TO BY PLUG NO. 

2. P/A75 ARE BV BOARD PLUG , i.e. 3-2 F ~ BOARD 3 , PLUG 2 , PIN F . 

3. DRAWINGS REFER TO COMPONENT 5 IDE UNLESS NOTED. 
4-. PLUGS NUMBERED COUNTER CLOCKWISE. 



O I , f*LU6 I 

/| 
Z 
3 



A -15 
B 6ND. 
C -2.4, 
O F.F. CUC. 
E LRCY 
F LSRS 
H ROM CLK". 
J LRDR 
K LiTO 
L P*S. S6M» 
M LTMS 
N LTBS 
P 

R LIBF 
S 

T L5C3 



W LSCI 



L5CZ 
LT1A 



-ISV 
GND 
-2.4V 
F.F. CLK. 
5 LRC V 

7 ROM CLK. 

B LRDR 

9 LSTO 

10 P.S.SEM. 

11 LTMS 

12 LTBS 
13 

J4 LIBF 
15 

16 LSC3 

17 

IS 

H L5CI 

20 LSC2 

21 LTBA 
22 



BOARD I, PLUG 2 



L5C4 
LRDM 
I SOLC-) 
ISAU-J 
ISPLM 
I SCLH 
LH IPS 
I SQL (-> 
I SIL t-> 
L DBF 
F60 
PfeO 
E6I 
F&l 
EfcZ. 
F62. 
E&3 
F63 
E64 
F64» 
E65 
Ffe5 



I LTSB 
Z L ROM 
3 I5DU+) 
4- ISALU) 

5 ISPUt) 

6 XSCL( + > 

7 LH IB 

B X5QL(*> 
9 XSI L( + ) 
10 LDBF 
I I LCfcO 
\2 F&O 
13 LCfcl 
14- LNRUW 

15 LC62 

16 LS AM 
»7 LC63 
18 VSST 
IS LC64 

20 LWTM 

21 LC65 

22 NSST 



A 


-15 V 


1 


-1 5V 


B 


&ND 


2 


GND 


C 


-2.4V 


3 


-2-4V 


D 


HIPS 


4- P.F.CLK. 


E 


JJ3 


5 


E 13 


F 


KI3 


& 


F 13 


N 


J / 2 


7 


E 12 


J 


K 12 


S 


F 1 2 


K 


J II 


9 


E 1 1 


L. 


K II 


IO 


F 1 1 


M 


J 10 


1 1 


E IO 


N 


K 10 


12 


FIO 


P 


J04- 


13 


E04- 


R 


K04 


14 


F04 


S 


J 03 


16 


E03 


T 


K03 


16 


F03 


U 


U02 


17 


EOZ. 


V 


KOZ, 


18 


F02. 


w 


JOI 


19 


EOI 


X 


KOI 


20 


F Ol 


Y 


JOO 


21 


EOO 


2 


KOO 


22 


FOO 



p Ywzzzio 

S YW222 0I 
T YW222// 
U YU/Z/022 
^ YW20/22 
U/ YVIZOQIZ 
X YVJZI/ZZ 
y E4-4 
e F44 



B<5A ft D 2 , PLU6Z 



A 


U50 


1 


ESO 


B 


K50 


2 


FSO 


C 


U5I 


3 


ESI 


D 


K5I 


4 


F5I 


E 


J 52 


S 


E52 


F 


K52 


6 


FS2. 


H 


053 


7 


E53 


J 


K53 


8 


F S3 


K 


J54- 


9 


E 54 


L 


KS4 


IO 


F54- 


M 


J60 


1 1 


EfcO 


N 


K60 


12 


FfcO 


P 


J 6.1 


13 


EL\ 


R 


K£l 


14 


Ffel 


S 


J 62 


IS 


EfeZ 


T 


K&2 


/ e> 


F62 


u 


J63 


17 


E&3 


V 


K63 


18 


F63 




J64 


1 9 


Ffc4- 


X 


K64 


20 


F64 




J65 


21 


£*££ 


i 


K65 


22 


F 65 



BOARD 3, PZ-L/fi- Z 
3 ^ 

e 



ij u n i\ u -j- j— b»w C- 

A-«7 1 / A13 


a a 


2 d 


C b 


3 Kb 


DC 


4 H4 


£ e 


5 n o 


F n2 


Lo n / 


H XiZ 


7 


J T 


s nfe 


AT Y,? c 


9 M<? 


L Yc, P 


10 + 




II WORD -COM 


IV ID£2 


\Z TOEZ 


P 


IS 


J? 


14- 


S IWTM 


L5 rwm 


T GM? 


IbL-r/VO 


U F22fi 


17 FZ2E 


V F22. 


IB fZZ 


W FZIB 


19 FZ/ff 


X F2/ 


2fl F2< 


Y FZ08 


21 FZOfi 


Z FZO 


22 £20 



Via 

n + 
MO 
Mi 

n $ 

Ml, 



0 

T 



M \jJoRD COM* If A//c 



13 YWfee/o 

/V- YW222Q0 
15 YViZZZOI 
\lo YWZZ2// 
/Z YWZIOZl 
/f YW2tf/22 
/? YWZO022 
YU/2//Z2 



EORRD 3 
ZU/TM ' 
Y COMM 
D 5 

- DS 
-1/9/ 

LP>2 
D7 
O O 
-DO 
El, Es 
Gl 
D 8 

- D / 

~D? -D S 

- t 0 



PLUG 3 

1 IU/TAI' 

2 YtoMrl 

I 

io 

7 
8 

/O 
// 
/2 

/3 D ... 
/V- -Dv- 
/5 -07 
/6 -Df 
/7 -06 

lI 



8t 

D2 
Dl 
■Go 
ZAI 

-02 
03 



B0/9R D 
A IV/TM' 
8 Y COrin 
C Df 
D D (o 
E D2 
F D/ 
N -GO 
J ifii 
K -D2 

M GO 
A/ EO 
P D9, OS 

n -of 

S -D7 

T -05 

t/ -D6 

V -D3 



/ ru/r/j' 

2 YCOAItf 

t-D8 

5 -I*/ 

7 D7 

8 DO 
7 -DO 

10 EI.Es 

11 & I 

12 D 8 
IZ -Dl 

IH- 'El, -E s 
IS -D%-Ds 

/6 -2A2 

17 -EO 

18 -Gl 



30ARD 5 , PLUS 





BOARD 5 / PLUG 3 


A 


-2.4V 


1 


-I5V 




F44 


2 


E44- 


C 


F 4-3 


3 


E43 


D 


F42 


4 


E4-2 


E 


F 41 


5 


E 41 


F 


F 40 


6 


E 40 


M 


F TO 


7 


E 70 


J 


F 71 


B 


E 7/ 


K 


F 72 


9 


E72 


L 


F 73 


10 


E73 


M 


F 34 


1 1 


E34 


N 


F 33 


12 


E33 


P 


F 32 


13 


E32 


R 


F 3v| 


14 


E3I 


5 


F 30 


15 


E 30 


T 


F 20 


16 


E20 


U 


F 21 


17 


E2I 


V 


F 22 


18 


E22 


w 


F 23 


19 


E23 


X 


F 24 


2D 


E.24 


Y 


F 2.5 


2/ 


E. 2S 




NIB 


22 G» ND 


BOARD e . PLUG 1 


A 


6ND 


1 


60 CPS 


B 


P.S. SEN. 


2 


p.s. sea 


C 


LDI3 


3 


F.F. CLK. 


D 


ISDLfcO 


4 


LDI2 


E 


XSDLi-M 


5 


LDH 


F 


LDIO 


6 


LOIO 


H 


LAI 3 


7 


LAI3 


J 


I5AL C-> 


3 


L AI2 


K 


XSALC+) 


9 


L A II 


L 


LAIO 


10 


LAIO 


M 


IS PL M 


1 1 


LPOI 


N 


ISPLt+> 


12 


L POO 


P 


LCOI 


13 


YDSP 


R 


LCOO 


14- 


YCHA 


S 


LCOS 


15 


LC05 


T 


LC04 


16 


LC04 


U 


LC02 


17 


LC02 


V 


LCQ3 


IS 


LC03 



BOARD 6 . PLUG 4- 



BOARD 6 , PLUG 5 



A LO 42- 43 

B L K 4 1 

C LJ4I 

D LK40 

E L J40 

F L EEC 

H LIOEI 

J. LIOE2 
K 

L LJ34- 

M LK24 

N LESF 

P LJ50 

R L (153-54 

S La 52-54 I 

T L J 5/ 

U LK50 

V ISILi-> 



BOARD 2.. PLUG 3 



-2- 4-V 
F65 
F 64 
F 63 
F 62 
F 6 I 
F 60 
F S4 
F 53 
F5Z 
F B I 
F 50 
FOO 
FO I 
F02 
F03 
F04( 
FIO 
F I I 
F 12 
F 13 
HIPS 



-I5V 
E6S 
E64 
E63 
E&2 
E 61 
E feO 
E54- 
E S3 
E 52 
E 5 I 
E SO 
EOO 
EO I 
E 02 
EQ3 
E 04 
E IO 
E II 
E 12 
E 13 
&MD. 



a 


- /£" 


e -/5 


c 


F*5" 


3 


D 


£ 


^ £Vjr 


E 

r 


GA'O 


5 CA/O 


- 


6 A/-C 




BOARD 4, 


PLUG 1 


A 


- is- 


1 -/5" 


b 




2 




Z-4 


3 2-4 


D 


CHA 


4- E/> 


E 


F2f 


5" F25- 


F 


F25"8 


b E2<<- 


H 


FZ4- 


7 F24- 




F24fi 


8 PiDV 


K. 


F23S 


9 IOPF 


L 


F23 


10 FZS 


n 


FN 


1/ F/l 


M 


ZDCI 


IZ 10C.I 


P 


iv/VD 


13 &ND 


R 


XDEI 


14 I0£ / 


S 




15" 


T 


LSAA/ 


lb LSAA7 


U 




17 


V 


F4-I8 


IB F4IB 


IV 


IIBB 


19 IIBB 

20F*I 


X 


FA/ 


Y 


F4-U8 


Zl F408 


Z 


F40 


22 F40 



A 


-I5V 


1 


-\5V 


B 


GND 


2 


&ND 


C 


-2.4V 


3 


-2.4V 


D 


H IB 


4 


F. F. CLK 


E 


J 25 


5 


E25 


F 


K.25 


£ 


F25 


H 


J 24 


7 


E24 


J 


K 24 


8 


F 24 


K 




9 


E 23 


L 


K 23 


ia 


F23 


M 


J 22 


ii 


E 22 


N 


K 22 


12 


F22 


P 


J 21 


13 


E2I 


R 


K 21 


14- 


FZ.I 


s 


J 20 


15 


E20 


T 


K 20 


16 


F 20 


U 


J 30 


17 


E30 


V 


K 30 


IS 


FSO 


w 


d 31 


13 


E 31 


X 


K 31 


20 


F3I 


Y 


O 32 


21 


E32 


X 


K 32 


22 


F32 



BOARD 5. PLUG 2 



A 


J 33 


\ 


E33 


B 


K33 


2 F3 3 


C 


J 34 


3 


E34 


D 


K34 


4 F34 


E 


J 73 


5 


E73 


F 


K73 


6 


F73 


N 


J7Z. 


7 


E72 


J 


K72. 


S 


F72 


K 


J7I 


9 


E7 1 


L 


K7I 


10 


F7I 


M 


J 70 


II 


E70 


N 


K70 


12 


F70 


P 


J40 


13 


E40 


R 


K40 


14 


F40 


5 


J 41 


15 


E4I 


T 


K4I 


16 


F 41 


U 


J 42 


17 


E42 


V 


K42 


18 


F42 


w 


J 43 


19 


E43 


X 


K43 


20 


F43 


V 


J 44 


21 


E 44- 


2_ 


K44 


22 


F 44- 



BOARD G , PLUG 2 



LCOfe 
I 5CH- 
I SQlL i- 
LIQM 
LION 
H QC4 
HQC5 
Y C OD 
J 62 
H OC3 
HQC2 
LQ S I 
LQ 52 
LQ 53 
LQ S4 
LQ S5 
L Q 56 
LQ 57 ' 



LC06 

ISCLI+) 

I5QU+) 

Y5KYC 

LIQN 

HQC4 

HQ C5 

HQC I 

J62 

H QC3 

HQC2 

LQS I 

LQ52 

Y&NPS 

LQS 4 

LQ S 5 

LQS6 

L QS7 



BOARD 6 • PLUG 3 



A 


GND 


1 


6N-> 


B 


-I5V MOT 


2 




C 
D 


-I5V 
F25 




E 


F23 


5 




r 


F2I 


<o 


F22 


H 


E24 


7 


F20 


J 


ET20 


3 


E23 


K 


NDGO 


9 


Y*DN 


L 


Y KDN 


IO 


YRUN 


M 


Y5KIC 


1 1 




N 


VGNPS 


12 


Y DSP 


P 


NK23 


13 


NK23 


R 


WK2Z 


14 


NK22 


S 


NK2/ 


15 


NK2I 


T 


N^20 


IB 


NK20 


U 


NK24 


17 


NK24 


V 


NK25 


IS 


NK25 



A * \ 
B -2 
C-3 
D * 4 
E -5 
F « 6 
H = 7 
J ^ 8 
K. r 9 
L- =■ \ 0 
M = M 
N « 12 
P » 13 
R * 14- 
5-15 
T = 16 
U - 17 

V • 18 
W - 19 
X '20 

Y =21 
2 '22 



NKDN 
YRUN 

Y RAD 

Y SK D 

Y K DN 
-15 V 
YINH 
GND 
YPSE 
NK23 
N K22 
hi K 2 I 
N K 20 
NK24 
N K 25 
YFXD 

Y DC3 

Y D CI 
YD C2 

Y D CO 
rSTP 
YFLT 



BOARD G , PLUG 6 



LTBS 
B LI WF 
C LCCF 
LIC F 
LTBC 
L DC F 
LTOCI 
LRDR 
LM23 
L TKB 
M LTSB 
N L TCB 
P LSTO 
R LK25 
S LJ24 
T L J 25 
LOUT 
LJBF 



1 LTBS 

2 LT WF 

3 LCCF 

4 LICT 

5 LTBC 

6 L DC F 
«7 LTDC 

B LRDR 
3 LM 23 

10 LTKB 

11 LTSB 
IZ LT C B 

13 LBRS 

14 LKBF 

15 LIBF 
/6 L D BF 

17 LC BF 

18 LJ BF 



BOARD 6 . PLUG 3 



A 


NK05 


1 


NK24- 


B 


N HLD 


2 


NK20 


C 


Y RAD 


3 


WK2 1 


D 


YFLT 


4 


N K22 


E 


YRUN 


5 


NK23 


F 


H OUT 


& 


H FMT 


H 


F20B 


7 ■ 


F2I B 


J 


F22B 


B 


F23B 


K 


F24-B 


9 


F25B 


L 


NFLT 


10 




M 


ITBB 


1 1 


£STP 


N 


I A DV 


12 


ICHF 


P 


IO PF 


13 


F4» B 


R 


YINH ~ 


14 


F40B 


5 


Y K DN 


15 


YCOD 


T 


Y&NPS 


16 


YDSP - 


U 


YSK IC 


17 


YCHA 


V 


YAF2. 


IB 


N D GO 


w 




19 SPARE 3 


X 


GND 


20 


GND 


Y 


SPARE 2 


21 


5PARE* 1 


It 


-\5 V 


22 


-I5V 



BOARD 13, PLUG Z 



A LC06 I 

B ISCH*> Z 

C 1SQL»*« 3 

D LIQM 4 

E* LIQN 5 

F^ LQC4 6 

M LQCS 7 

J LQC I 'S 



M LQC2 

AJ LQSI 

F LQS2 

H LQS3 

5 LQS 4 

T LQ SS 

U LQ 56 

V LOS7 



LCOG 
I5CLi-> 
I5QLi-> 
LIQM 
LIQN 
LQC 4- 
LQC5 
L QCI 

Li 



^C3 
LQ C2 
LQSI 
LQ SZ 
L Q S3 
LQ 54 
LQ S5 
L QS6 
LOSS 



BOARD G i PLUG 3 



1 


L J 4 4- 


A 


-15 V 


1 


-I5V 


2 


LTEW 


B 


GND 


2 


&ND 


3 


L&ZE 


C 


-2-4V 


3 


-2.4V 


4 


LIE F 


D 


2 DM V 


4- 


2.DHD 


5 


LDEF 


E 


2DR L 


5 


2DRD 


6 


LEEC 


F 


ZDHL 


6 


F 25 


7 


LIOEI 


H 


2 DS L 


7 


2 DRV 


8 


LIOE2 


J 


2 ACE 


8 


H D RR 


9 


L J34 


K 


LRCY 


9 


ROM CLK. 


IO 


L 


E 13 


10 


FI3 


11 


LK24 


M 


E 12 


1 \ 


F 12 


12 


LE5F 


N 


E II 


12 


F II 


13 


LJ50 


P 


E 10 


13 


F 10 


14- 


LO.53-54 


R 


E 04 


14 


F04 


15 


L052-S4- 


S 


E 03 


15 


F03 


16 


LJ5/ 


T 


E02. 


16 


F02 


17 


L K 51 


U 


EOI 


17 


F O 1 


IB L5 IH+i 


V 


EOO 


IB 


FOO 



BOARD /2, PLUG / 



BOARD G . PLUG 7 



SPARE I 
SPARE 2 
*E3 



F -N-tt-LC- 
H Y CPS 

6o-€f»sr 



SPARE I 
SPARE 2 
SPARE 3 

fKfrr /- ,•' 



A 
B 


-IS V 


i 

Z 


-I5V 


C 




3 




D 


RCY 


4 




E 


ROM CLK 


5 




F 




6 




H 


EI3 


7 


EOO 


J 


EI2 


a 


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